STEARETH-100
Is STEARETH-100 safe for seborrheic dermatitis?
Steareth-100 is best considered within the finished formulation. Its cosmetic assessment requires non-irritating use, while its gel-forming and cleansing purposes describe how the product works rather than relief of seb derm.
The checked evidence did not establish independent human seb derm benefit or an exact-material Malassezia response. Steareth-100 is an alcohol ethoxylate, not free stearic acid; a shared carbon-chain name does not demonstrate fungal feeding. Consider the product’s intended exposure and personal comfort, and seek advice if irritation continues.
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What is it?
A quick identity check, separate from the seb derm guidance above.
01 / 05- Material type
- Cosmetic surfactant material
- Cosmetic function
- Gel Forming, Surfactant - Cleansing
What is STEARETH-100 used for in skincare?
Steareth-100 is an ethoxylated saturated eighteen-carbon alcohol assigned gel-forming and cleansing roles. The number and full ingredient name matter when identifying the material. Another Steareth derivative or a copolymer containing Steareth has its own formulation and evidence context.